Windows Security Updates February 2023 Summary

February 2023 Security updates are now available for all versions of Windows 11, and 10, including 8.1, and 7. In this post, we have compiled all the latest cumulative updates, server updates, and .NET Frameworks for Windows 11 and other versions. 

There are some major changes done to Windows versions 7, 8, and 8.1. So, we suggest having a look at their release notes and deciding if you want to continue using them. In case you are looking forward to upgrading your device, make sure to purchase a system supporting the latest version by Microsoft i.e. Windows 11. 

Windows Security Updates February 2023 Summary

February 2023 Security updates for Windows PC

Below we have provided all the cumulative updates that came in Feb 2023 for different versions of Windows 11/10. We have also included the key highlights of the updates, known issues on them, and their direct download links. 

1] Windows 11, version 22h2

  • OS Build: 22621.1265
  • Release Note: KB5022845
  • SSU: 22621.1190

Key Highlights:

  • Improves the security of the whole operating system.
  • No additional issues were documented for this release.

Direct Download Page for different architectures: Microsoft Update Catalog

Windows 11 KB5022845 and KB5022836 are now Available

2] Windows 11, version 21h2

  • OS Build: 22000.1574
  • Release Note: KB5022836
  • SSU: 22000.1510

Key Highlights:

  • Makes miscellaneous security improvements to internal OS functionality.
  • No additional issues were documented for this release.

Direct Download Page for different architectures: Microsoft Update Catalog

3] Windows 10 versions 22h2, 21h2, and 20h2

  • Release Note: KB5022834
  • Respective OS Build numbers: 19045.2604, 19044.2604, and 19042.2604
  • Servicing Stack update: 19045.2300, 19044.2300, and 19042.2300

Note: Microsoft has ended up providing any further updates to Windows 10 version 21h1. So, if you are still using this version, we suggest upgrading to Windows 10 newer versions like 21h2 or 22h2. 

Key Highlights:

  • Brings Security updates for all Windows components and Microsoft Services. 
  • Addresses a key issue that affects certain Internet of Things (IoT) devices resulting in Audio loss. 
  • No new bugs or issues are reported in this patch update. 

Direct Download Page for different architectures: Microsoft Update Catalog

Note: Windows 10 versions 2104, 1909, and 1903 have already reached their end-of-service statement. If you are still on these versions, we recommend upgrading your device to the latest versions of Windows 10. 

4] Windows 10, version 1809

  • Release Note: KB5022840
  • OS Build: 17763.4010
  • Servicing Stack update: 17763.3641

Key Highlights:

  • New: Updates the text and web link for Windows Admin Center (WAC) notifications. The notifications continue to appear on your device unless you turned them off manually. The WAC notifications highlight the available Windows Server management options.
  • Addresses a known issue that affects searchindexer.exe. It randomly stops you from signing in or signing out.
  • Administrators may now reset the zoom for HTML dialogs to the default in Microsoft Edge IE mode. After installing this patch update, you will not find any issues affecting dialogs in IE Mode. With this update, the titles of pop-up windows and tabs will appear correctly. 
  • Resolves a key issue that affects certain Internet of Things (IoT) devices resulting in Audio losses. 
  • Addresses a known issue affecting local Kerberos authentication. Previously, the authentication fails when the local Key Distribution Center (KDC) service is not active.
  • This update also addresses a key issue affecting Windows Server 2022 wherein the phone activation of a key management service (KMS) was not working. 
  • Improves the replication performance of AD in large environments and thus prevents a nonpaged pool leak.
  • This update also addresses a known issue affecting the Resilient File System (ReFS) MSba tag. It is because of this issue, there is increased nonpaged pool usage and thus resulting in system memory depletion. 

Known Issue on it:

  • After installing KB5001342, the Cluster Service failed to start because a Cluster Network Driver is not found. This bug might appear after this patch update as well.

Direct Download Page for different architectures: Microsoft Update Catalog

Note: Windows 10 versions 1803, 1707, and 1703 have also reached their service-end statements. You better upgrade to the next available version to avoid unwarranted hacks and other problems. 

5] Windows 10, version 1607

KB5022838 updates Windows to 1607 to Build 14393.5717

Key Highlights:

  • Addresses a key issue that puts domain controllers (DC) in a restart loop. This problem usually occurs because the Local Security Authority Subsystem Service (LSASS) stops responding, and results in an error 0xc0000374.
  • After installing this update, administrators can now reset the zoom for HTML dialogs to the default. This update will affect HTML dialogs in Microsoft Edge IE mode.
    Resolves an issue affecting AppV. Previously, it used to stop file names from having the correct letter case (uppercase or lowercase).
    Works on a known issue affecting certain Internet of Things (IoT) devices in which they lose audio.
    Addresses a key issue affecting the searchindexer.exe which randomly stops you from signing in or signing out. ​​​​​​​

Known Issues on it

Microsoft has not documented any known issue associated with this security patch to Windows 10 1607.

Direct Download Page for different architectures: Microsoft Update Catalog

6] Windows 10 1507 (Initial version)

Key Changes:

  • Improves the security of the whole operating system.
  • No additional issues were documented for this release.

Direct Download Page for different architectures: Microsoft Update Catalog

7] Windows 8.1 and Windows Server 2012 R2

Key Changes:

Windows 8.1 reached the end of support on January 10, 2023. At this point, technical assistance and software updates are no longer provided. If you are running Windows 8.1 on any of your devices, we suggest upgrading to a more current, in-service, and supported Windows release. 

Since the company won’t be offering an Extended Security Update (ESU) program for Windows 8.1, if you continue to use this version, your device always remains at risk for possible security threats. 

  • This update contains miscellaneous security improvements to internal Windows OS functionality. No specific issues are documented for this release.

Windows Server 2012 R2 also reached its end-of-support on October 10, 2023. You can’t purchase extending security updates (ESUs) for the 2012 R2 server, however, the same is available for installation post this date. ESUs will continue for three years, renewable on an annual basis, until the final date on October 13, 2026.

Direct Download Links to KB5022899 & KB5022894

8] Windows 7 SP1 and Windows Server 2008 R2

Note: It is mandatory to reinstall the “Extended Security Updates (ESU) Licensing Preparation Package”, KB5016892 if you want to upgrade to this security patch update. 

Key Changes:

  • This update contains miscellaneous security improvements to internal Windows OS functionality. No specific issues are documented for this release.

Direct Download Links to KB5022338 & KB5022339

How to Download and Install February 2023 Security updates

To download and install the latest Build OS on your computer, search for February 2023 Security updates via Windows Update. You may follow the below steps to perform this task –

  • Launch Settings (Win + I) first.
  • Go to Windows Update, and hit Check for updates.

The system will connect to Microsoft servers online and download/install the pending updates on your computer.

Microsoft Windows Server Security updates

If you would like to upgrade your Windows Server, locate and click on your own Server among the below list. Search for the respective Server, and when found, click the Download button. Proceeding this way, you may easily upgrade your Windows Server.

  • KB5022842 – Feb 2023, Cumulative Update for Windows Server 2022.
  • KB5022834 – Feb 2023, Cumulative Update for Windows Server, version 20h2
  • KB5022840 – Feb 2023, Cumulative Update for Windows Server version 1809 and Windows Server 2019.
  • KB5022838 – Feb 2023, Cumulative Update for Windows Server 2016.
  • KB5022894 – Feb 2023, Security-only Update for Windows Server 2012.
  • KB5022899 – Feb 2023, Monthly Rollup for Windows Server 2012.
  • KB5022893 – Feb 2023, Security-only Update for Windows Server 2008 SP2.
  • KB5022890 – Feb 2023, Monthly Rollup for Windows Server 2008 SP2.

How do I install Windows Server Quality updates?

If you would like to upgrade your Windows server, look for your server in the above section. Once you find your Server in the above list, click on the hyperlink. You will be redirected to the Rollup page. Scroll down to the “How to Get this update” section, and click on the Microsoft update catalog link. 

Search again for your server update, and when found, hit the Download button. On the subsequent page, click the top link, and the setup file starts downloading for your Windows Server. After the download completes, you may proceed with its installation. 

Servicing Stack Updates

With the latest change in Servicing Stack update, you don’t need to separately download and install the SSU update on your Windows 10, versions 1809, and later. For Windows 10, version 1607 or earlier versions, the servicing stacks are provided below –

Microsoft Office updates

  • For updates on Office 2016 or Office 2013, visit this site.

.NET Framework Updates

January 2023 .NET Frameworks were released on 19th Jan 2023 and hence are included here. 

  • KB5022406: Jan 2023, Cumulative Update Preview for .NET Framework 3.5, and 4.8 for Windows 11 for x64.
  • KB5022479: Jan 2023, Cumulative Update Preview for .NET Framework 3.5, 4.8, and 4.8.1 for Windows 11 for x64.
  • KB5022409: Jan 2023, Cumulative Update Preview for .NET Framework 3.5, and 4.8.1 for Windows 11 for x64.

We will update this section later on with updates coming for February 2022. As of now, only January 2023 .NET Frameworks are available. 

Direct Download February 2023 Security updates

If you want to manually download and install the recent Windows or Windows Server updates, reach out to your version, and download the latest cumulative update, quality rollup, or monthly rollup. 

  • KB5022845 – Feb 2023 Cumulative update for Windows 11, version 22h2
  • KB5022836 – Feb 2023 Cumulative update for Windows 11, version 21h2
  • KB5022834 – Feb 2023 Cumulative update for Windows 10, versions 22h2 & 21h2

Click on the KB number, provided above, to visit the Microsoft update Catalog page. Download the update matching your system architecture. 

That’s it.

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Tip: If you are facing update, activation, or driver issues on your Windows PC, try RESTORO PC Repair Tool. This software will scan your device for potential issues and resolve them automatically.

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